Doupovec, Miroslav; Kurek, Jan: Liftings of 1-forms to some non product preserving bundles.
(English).
In:
Slovák, Jan
and Čadek, Martin (eds.): Proceedings of the 17th Winter School "Geometry and Physics".
Circolo Matematico di Palermo, Palermo, 1998.
pp. [25]-32
Doupovec, Miroslav; Kurek, Jan: Natural operations of Hamiltonian type on the cotangent bundle.
(English).
In:
Slovák, Jan (ed.): Proceedings of the 16th Winter School "Geometry and Physics".
Circolo Matematico di Palermo, Palermo, 1997.
pp. [81]-86